isNullOrEmptyOrInvalid<T> static method
Implementation
static bool isNullOrEmptyOrInvalid<T>(dynamic value) {
if (value == null) return true;
if (value is! T) return true;
if (value is String) return value.isEmpty;
if (value is Map) return value.isEmpty;
if (value is List) return value.isEmpty;
return false;
}